Queued community repeater controller
First Claim
1. A central controller for a single channel communications system regulating access by a plurality of remote units to the single channel, each remote unit associated with one of a plurality of predetermined groups of remote units and each remote unit adapted to request service on the channel and, after permission is granted, to transmit a message on the channel, comprising:
- means for detecting an end-of-transmission condition of a first remote unit of a first group;
means, responsive to said end-of-transmission condition detection, for establishing a period of time on the single communications channel during which a remote unit of a second group may request service;
means for processing a received second group remote unit request for service;
storage means for storing said processed remote unit request in a queue with other remote unit requests;
means for maintaining a grant of service to said first group following said period of time whereby a second remote unit of said first group may transmit;
means for revoking said first group grant of service if said second remote unit does not transmit; and
means for granting said request for service of said second group remote unit in accordance with a priority in said storage means when said first group grant of service is revoked.
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Accused Products
Abstract
A communications system central controller which regulates the access of a plurality of remote units to a single communications channel is disclosed. The central controller establishes a period of time wherein a remote unit may request service following the transmission of another remote unit. The central controller interprets the remote unit request for service, stores the request, and grants permission for the remote unit to transmit its message in accordance with the priority in the storage means. The grant of service is revoked by the central controller after a predetermined period of time following the conclusion of the remote unit transmission.
34 Citations
17 Claims
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1. A central controller for a single channel communications system regulating access by a plurality of remote units to the single channel, each remote unit associated with one of a plurality of predetermined groups of remote units and each remote unit adapted to request service on the channel and, after permission is granted, to transmit a message on the channel, comprising:
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means for detecting an end-of-transmission condition of a first remote unit of a first group; means, responsive to said end-of-transmission condition detection, for establishing a period of time on the single communications channel during which a remote unit of a second group may request service; means for processing a received second group remote unit request for service; storage means for storing said processed remote unit request in a queue with other remote unit requests; means for maintaining a grant of service to said first group following said period of time whereby a second remote unit of said first group may transmit; means for revoking said first group grant of service if said second remote unit does not transmit; and means for granting said request for service of said second group remote unit in accordance with a priority in said storage means when said first group grant of service is revoked. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method of control for a central controller regulating the access of a plurality of remote units to a single communications channel for the purpose of transmitting a message, each remote unit associated with one of a plurality of predetermined groups of remote units, comprising the steps of:
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detecting an end-of-transmission condition of a first remote unit of a first group; establishing a period of time on the single communications channel, in response to said end-of-transmission condition, during which a remote unit of a second group may request service; processing a received second group remote unit request for service; storing said processed remote unit request in a queue with other remote unit requests; maintaining a grant of service to said first group following said period of time whereby a second remote unit of said first group may transmit; revoking said first group grant of service is said second remote unit does not transmit; and granting said request for service of said second group remote unit in accordance with a priority determined by said storage step when said first group grant of service is revoked. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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Specification